Outpatient services, including the Main Pharmacy and Laboratory will be closed on Friday, June 12, 2026.

The Satellite Pharmacy will remain open 8 a.m. to 5 p.m.

Inpatient operations and the Emergency Department remain open 24/7/365.

The MHS Nurse Advice Line is also available 24/7 to TRICARE beneficiaries for health-related questions and guidance. You can reach the Nurse Advice Line by calling 800-TRICARE (874-2273) or visiting MHSNurseAdviceLine.com

News & Gallery

Videos

Nov. 1, 2022

Mike O'Callaghan Military Medical Center Air Ambulance Partnership

Airman 1st Class Makenna Gott, 57th Wing Public Affairs Specialist, provides information about the Mike O'Callaghan Military Medical Center's partnership with an air ambulance at Nellis Air Force Base.

Nov. 1, 2022

Mike O'Callaghan Military Medical Center Pharmacy

Technical Sgt. Jaymes Rialon, Pharmacy non-commissioned officer in charge, narrates a mission video that showcases the capabilities and the behind the scenes at the Mike O'Callaghan Military Medical Center Pharmacy.

Don't forget to keep your family's information updated in DEERS